/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

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 * This file is part of the LibreOffice project.

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 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#ifndef INCLUDED_SVX_INC_DRAGMT3D_HXX

#define INCLUDED_SVX_INC_DRAGMT3D_HXX

#include "def3d.hxx"

#include <svx/svddrgmt.hxx>

#include <basegfx/polygon/b3dpolypolygon.hxx>

#include <basegfx/matrix/b3dhommatrix.hxx>

// Parameters for the interaction of a 3D object

class E3dDragMethodUnit

{

public:

    E3dObject&                      mr3DObj;

    basegfx::B3DPolyPolygon         maWireframePoly;

    basegfx::B3DHomMatrix           maDisplayTransform;

    basegfx::B3DHomMatrix           maInvDisplayTransform;

    basegfx::B3DHomMatrix           maInitTransform;

    basegfx::B3DHomMatrix           maTransform;

    Degree100                       mnStartAngle;

    Degree100                       mnLastAngle;

    E3dDragMethodUnit(E3dObject& r3DObj)

    :   mr3DObj(r3DObj),

        maWireframePoly(),

        maDisplayTransform(),

        maInvDisplayTransform(),

        maInitTransform(),

        maTransform(),

        mnStartAngle(0),

        mnLastAngle(0)

    {

    }

};

// Derivative of SdrDragMethod for 3D objects

class E3dDragMethod : public SdrDragMethod

{

protected:

    ::std::vector< E3dDragMethodUnit >  maGrp;

    E3dDragConstraint                   meConstraint;

    Point                               maLastPos;

    tools::Rectangle                           maFullBound;

    bool                                mbMoveFull;

    bool                                mbMovedAtAll;

public:

    E3dDragMethod(

        SdrDragView &rView,

        const SdrMarkList& rMark,

        E3dDragConstraint eConstr,

        bool bFull);

    virtual OUString GetSdrDragComment() const override;

    virtual bool BeginSdrDrag() override;

    virtual void MoveSdrDrag(const Point& rPnt) override;

    virtual void CancelSdrDrag() override;

    virtual bool EndSdrDrag(bool bCopy) override;

    // for migration from XOR to overlay

    virtual void CreateOverlayGeometry(

        sdr::overlay::OverlayManager& rOverlayManager,

        const sdr::contact::ObjectContact& rObjectContact, bool IsGeometrySizeValid=true) override;

};

// Derivative of SdrDragMethod for spinning 3D objects

class E3dDragRotate final : public E3dDragMethod

{

    basegfx::B3DPoint                   maGlobalCenter;

public:

    E3dDragRotate(

        SdrDragView &rView,

        const SdrMarkList& rMark,

        E3dDragConstraint eConstr,

        bool bFull);

    virtual void MoveSdrDrag(const Point& rPnt) override;

    virtual PointerStyle GetSdrDragPointer() const override;

};

// Derivative of SdrDragMethod for moving 3D sub-objects

class E3dDragMove final : public E3dDragMethod

{

    SdrHdlKind              meWhatDragHdl;

    Point                   maScaleFixPos;

public:

    E3dDragMove(

        SdrDragView &rView,

        const SdrMarkList& rMark,

        SdrHdlKind eDrgHdl,

        E3dDragConstraint eConstr,

        bool bFull);

    virtual void MoveSdrDrag(const Point& rPnt) override;

    virtual PointerStyle GetSdrDragPointer() const override;

};

#endif // INCLUDED_SVX_INC_DRAGMT3D_HXX

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